15606980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 35071680

約数和(自身を除く): 19464700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 613, 670, 1226, 1273, 1340, 2452, 2546, 3065, 5092, 6130, 6365, 11647, 12260, 12730, 23294, 25460, 41071, 46588, 58235, 82142, 116470, 164284, 205355, 232940, 410710, 780349, 821420, 1560698, 3121396, 3901745, 7803490, 15606980]

約数ペア:

[(1, 15606980), (2, 7803490), (4, 3901745), (5, 3121396), (10, 1560698), (19, 821420), (20, 780349), (38, 410710), (67, 232940), (76, 205355), (95, 164284), (134, 116470), (190, 82142), (268, 58235), (335, 46588), (380, 41071), (613, 25460), (670, 23294), (1226, 12730), (1273, 12260), (1340, 11647), (2452, 6365), (2546, 6130), (3065, 5092)]